It's more a matter of exposure evaluation than image processing,  
Shel. You need to stuff the highlight areas where you want detail up  
as close to saturation as you can get without hitting the saturation  
level, which often seems like overexposure to a film camera shooter,  
and then adjust the RAW conversion curves appropriately. That gives  
you the most data to work with in shadow regions and the least noise.

At high ISO settings, dynamic range is reduced so it becomes more  
essential to get enough exposure in or bottom-end values are swamped  
with noise.

On Oct 2, 2006, at 4:18 AM, Shel Belinkoff wrote:

> You've hit upon one of the things I don't like about the DS and  
> that is
> noise in the shadows unless you bring the exposure up a bit.  I  
> sometimes
> like to shoot scenes in a very low key manner, and the Pentax -  
> perhaps all
> DSLR cameras - don't make that easy to do.  Perhaps I've not got my  
> digital
> processing act together.
>
> Shel
>
>
>
>> [Original Message]
>> From: Paul Stenquist
>
>> I think if you shoot at the meter reading with the D, it can be noisy
>> at 800 or above. If you plus a half stop of exposure comp, the D is
>> extremely noise free.
>
>
>
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